v. 1 tr. & intr. make or become less tight or compact or firm. 2 tr. make (a regime etc.) less severe. 3 tr. release (the bowels) from constipation. 4 tr. relieve (a cough) from dryness. loosen a person's tongue make a person talk freely. loosen up = limber up (see LIMBER(1)). loosener n.
LOOSEN
Meaning of LOOSEN in English
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012